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projects:electronics:ioboard [2010/09/14 17:44]
jeff
projects:electronics:ioboard [2014/11/13 10:50] (current)
Line 50: Line 50:
 |n/c|OSC |B30^#​|A30|SA1 |A2 on U22| |n/c|OSC |B30^#​|A30|SA1 |A2 on U22|
 |Gnd|Ground |B31^#​|A31|SA0 |A1 on U22| |Gnd|Ground |B31^#​|A31|SA0 |A1 on U22|
 +
 +====== IC's ======
 +
 +^Label^Chip^Count^Description^
 +| |HP3700|16|Opto-isolator|
 +| |ULN2803A|2|driver|
 +|U27|74HC374|1|IP/​FLOP OCTAL D-TYPE|
 +|U17,​U28,​U35|HC373|3|LATCH OCTAL 3ST D|
 +|U16|HC374|1|FLIP FLOP OCT 3ST|
 +|U20|HC138A|1|IC DECODER 3-TO-8 LINE|
 +|U39|HC688|1|IC COMPARATOR EQUALITY 8B|
 +|U22,​U23|HCT244A|2|IC BUFF/DVR TRI-ST DUAL|
 +|U21|HC00A|1|IC GATE NAND QUAD 2INP|
 +|U19|HC32A|1|IC GATE OR QUAD 2INP|
 +|U38|74HC74AM|1|F/​F W/​CLR&​SET DUAL D|
 +|U25|74HC4538M|1|IC MULTIVIBRATOR DUAL HS|
 +|U24|HCT245A|1|IC TRANSCVR 8BIT N-INV|
 +
 
projects/electronics/ioboard.txt ยท Last modified: 2014/11/13 10:50 (external edit)
 
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